mysqli Class Methods:

mysqli – construct a new mysqli object
autocommit - turns on or off auto -commiting database modifications
change_user - changes the user of the specified database connection
character_set_name - returns the default character set for the database connection
close - closes a previously opened connection
commit - commits the current transaction
connect - opens a new connection to MySQL database server
debug - performs debugging operations
dump_debug_info - dumps debug information
get_client_info - returns client version
get_host_info - returns type of connection used
get_server_info - returns version of the MySQL server
get_server_version - returns version of the MySQL server
init - initializes mysqli object
info - retrieves information about the most recently executed query
kill - asks the server to kill a mysql thread
multi_query - performs multiple queries
more_results - check if more results exist from currently executed multi -query
next_result - reads next result from currently executed multi -query
options - set options
ping - pings a server connection or reconnects if there is no connection
prepare - prepares a SQL query
query - performs a query
real_connect - attempts to open a connection to MySQL database server
escape_string - escapes special characters in a string for use in a SQL statement, taking into account the current charset of the connection
rollback - rolls back the current transaction
select_db - selects the default database
set_charset - sets the default client character set
ssl_set - sets ssl parameters
stat - gets the current system status
stmt_init – initializes a statement for use with mysqli_stmt_prepare
store_result - transfers a resultset from last query
thread_safe - returns whether thread safety is given or not
use_result - transfers an unbuffered resultset from last query
mysqli Class properties:

affected_rows - gets the number of affected rows in a previous MySQL operation
client_info - returns the MySQL client version as a string
client_version - returns the MySQL client version as an integer
errno - returns the error code for the most recent function call
error - returns the error string for the most recent function call
field_count - returns the number of columns for the most recent query
host_info - returns a string representing the type of connection used
info - retrieves information about the most recently executed query
insert_id - returns the auto generated id used in the last query
protocol_version - returns the version of the MySQL protocol used
server_info - returns a string that represents the server version number
server_version - returns the version number of the server as an integer
sqlstate - returns a string containing the SQLSTATE error code for the last error
thread_id - returns the thread ID for the current connection
warning_count - returns the number of warnings generated during execution of the previous SQL statement
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